Serge Abiteboul is Senior Researcher at I.N.R.I.A. and a professor at the École Polytechnique. He received his Ph.D. in computer science from the University of Southern California in 1982 and his Thèse d’Etat from the University of Paris XI in 1986. His recent research has focused on object databases, digital libraries, semistructured data, data integration, and electronic commerce.